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Finding the Fourth Proportional to 376,347.81, 564,516.82 and 92,040.83

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Solution

The fourth proportional to 376,347.81, 564,516.82 and 92,040.83 is: 138,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,347.81 : 564,516.82 = 92,040.83 : x
  2. Step 2: Convert to fraction form
    376,347.81/564,516.82 = 92,040.83/x
  3. Step 3: Cross multiply
    376,347.81x = 564,516.82 × 92,040.83
  4. Step 4: Simplify right side
    376,347.81x = 51,958,593,827.67
  5. Step 5: Solve for x
    x = 51,958,593,827.67/376,347.81
  6. Step 6: Final answer
    x = 138,060.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.